/**
 *  @file  rtems/system.h
 *
 *  This include file contains information that is included in every
 *  function in the executive.  This must be the first include file
 *  included in all internal RTEMS files.
 */

/*
 *  COPYRIGHT (c) 1989-2007.
 *  On-Line Applications Research Corporation (OAR).
 *
 *  The license and distribution terms for this file may be
 *  found in the file LICENSE in this distribution or at
 *  http://www.rtems.com/license/LICENSE.
 *
 *  $Id: system.h,v 1.66 2010/07/16 08:31:34 sh Exp $
 */

#ifndef _RTEMS_SYSTEM_H
#define _RTEMS_SYSTEM_H

#include <rtems/score/percpu.h>

#ifdef __cplusplus
extern "C" {
#endif

#ifndef ASM

#ifdef RTEMS_POSIX_API
/** The following is used by the POSIX implementation to catch bad paths.  */
int POSIX_NOT_IMPLEMENTED( void );
#endif

/**
 *  This macro is used to obtain the offset of a field in a structure.
 */
#define RTEMS_offsetof(type, field) \
       ((uintptr_t) &(((type *) 0)->field))

/**
 *  The following is the extern for the RTEMS version string.
 *
 *  @note The contents of this string are CPU specific.
 */
extern const char _RTEMS_version[];

/**
 *  The following is the extern for the RTEMS copyright string.
 */
extern const char _Copyright_Notice[];

/** This macro defines the maximum length of a Classic API name. */
#define RTEMS_MAXIMUM_NAME_LENGTH sizeof(rtems_name)

#endif /* ASM */

#ifdef __cplusplus
}
#endif

#endif
/* end of include file */
